/*
 * Copyright (c) 2020-2021 Heiko Bornholdt and Kevin Röbert
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
 * OR OTHER DEALINGS IN THE SOFTWARE.
 */
package org.drasyl.node.handler.serialization;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;

import static org.drasyl.node.JSONUtil.JACKSON_READER;
import static org.drasyl.node.JSONUtil.JACKSON_WRITER;

/**
 * A serializer based on the <a href="https://github.com/FasterXML/jackson">Jackson Library</a> for
 * converting java objects to and from JSON.
 */
public class JacksonJsonSerializer implements Serializer {
    @Override
    public byte[] toByteArray(final Object o) throws IOException {
        try (final ByteArrayOutputStream out = new ByteArrayOutputStream()) {
            JACKSON_WRITER.writeValue(out, o);
            return out.toByteArray();
        }
    }

    @Override
    public <T> T fromByteArray(final byte[] bytes, final Class<T> type) throws IOException {
        try (final ByteArrayInputStream in = new ByteArrayInputStream(bytes)) {
            return JACKSON_READER.readValue(in, type);
        }
    }
}
